After a drunken night, Emma Foster marries a stranger in a flash wedding. But when she wakes up, her new husband is nowhere to be found. Years later, Emma accepts a job as the private tutor for the son of the wealthy Ethan Brooks. At first, she only thinks the man looks familiar—until she realizes that he is, in fact, her long-lost husband! By day, she is his hired tutor, earning his paycheck. By night, she lies in his vast bed, living as his billionaire wife. Everyone wants to be Mrs. Brooks, but no one knows that she already is.